Numbers of wild Canada geese (Branta canadensis) have increased dramatically during the past 30 years in the lower Columbia and Willamette Valley systems. The damage they cause by grazing and trampling plants...

Since the late 1880's western juniper has expanded in range and

Research was conducted near the Starkey Experimental Forest and Range in

This research was conducted on three study areas on elk winter

We analyzed the effects of pathogens and insects on forest succession in the absence of

In recent years considerable interest has been shown in the diversity of ammonia-oxidizing

I examined hydrological and plant community changes associated with the

In the wetland prairie of William L. Finley National Wildlife Refuge (FNWR) in

Island systems and species are susceptible to extinction because of their small population size and an ecological naiveté from an evolutionary past lacking strong competition and predation. For example, only...

Sulforaphane is an isothiocyanate derived from cruciferous vegetables and has been under investigation as a cancer chemopreventive agent for over two decades. The compound is well tolerated and has been shown...